Merge pull request #8064 from asi1024/scipy-linalg-zerosize

Fix scipy.linalg not to raise DeprecationWarning for zero-size inputs

tests/cupyx_tests/scipy_tests/sparse_tests/test_linalg.py

@@ -405,6 +405,7 @@ def test_sparse(self, format, dtype, xp, sp):
                 M = sp.linalg.aslinearoperator(M)
         return self._test_cg(dtype, xp, sp, a, M)
 
+    @testing.with_requires('scipy>1.11')
     @testing.for_dtypes('fdFD')
     @testing.numpy_cupy_allclose(rtol=1e-5, atol=1e-5, sp_name='sp')
     def test_empty(self, dtype, xp, sp):
@@ -414,10 +415,7 @@ def test_empty(self, dtype, xp, sp):
         a = xp.empty((0, 0), dtype=dtype)
         b = xp.empty((0,), dtype=dtype)
         if self.atol is None and xp == numpy:
-            # Note: If atol is None or not specified, Scipy (at least 1.5.3)
-            # raises DeprecationWarning
-            with pytest.deprecated_call():
-                return sp.linalg.cg(a, b)
+            return sp.linalg.cg(a, b)
         else:
             return sp.linalg.cg(a, b)
 
@@ -563,6 +561,7 @@ def test_sparse(self, format, dtype, xp, sp):
                 M = sp.linalg.aslinearoperator(M)
         return self._test_gmres(dtype, xp, sp, a, M)
 
+    @testing.with_requires('scipy>1.11')
     @testing.for_dtypes('fdFD')
     @testing.numpy_cupy_allclose(rtol=1e-5, atol=1e-5, sp_name='sp')
     def test_empty(self, dtype, xp, sp):
@@ -572,10 +571,7 @@ def test_empty(self, dtype, xp, sp):
         a = xp.empty((0, 0), dtype=dtype)
         b = xp.empty((0,), dtype=dtype)
         if self.atol is None and xp == numpy:
-            # Note: If atol is None or not specified, Scipy (at least 1.5.3)
-            # raises DeprecationWarning
-            with pytest.deprecated_call():
-                return sp.linalg.gmres(a, b)
+            return sp.linalg.gmres(a, b)
         else:
             return sp.linalg.gmres(a, b)
 
@@ -1549,6 +1545,7 @@ def test_sparse(self, format, dtype, xp, sp):
                 M = sp.linalg.aslinearoperator(M)
         return self._test_cgs(dtype, xp, sp, a, M)
 
+    @testing.with_requires('scipy>1.11')
     @testing.for_dtypes('fdFD')
     @testing.numpy_cupy_allclose(rtol=1e-5, atol=1e-5, sp_name='sp')
     def test_empty(self, dtype, xp, sp):
@@ -1558,10 +1555,7 @@ def test_empty(self, dtype, xp, sp):
         a = xp.empty((0, 0), dtype=dtype)
         b = xp.empty((0,), dtype=dtype)
         if self.atol is None and xp == numpy:
-            # Note: If atol is None or not specified, Scipy (at least 1.5.3)
-            # raises DeprecationWarning
-            with pytest.deprecated_call():
-                return sp.linalg.cgs(a, b)
+            return sp.linalg.cgs(a, b)
         else:
             return sp.linalg.cgs(a, b)